Home / 620,630,120,691.21-930,945,181,036.86-620,630,120,691.21

Finding the Fourth Proportional to 620,630,120,691.21, 930,945,181,036.86 and 620,630,120,691.21

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Solution

The fourth proportional to 620,630,120,691.21, 930,945,181,036.86 and 620,630,120,691.21 is: 930,945,181,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,630,120,691.21 : 930,945,181,036.86 = 620,630,120,691.21 : x
  2. Step 2: Convert to fraction form
    620,630,120,691.21/930,945,181,036.86 = 620,630,120,691.21/x
  3. Step 3: Cross multiply
    620,630,120,691.21x = 930,945,181,036.86 × 620,630,120,691.21
  4. Step 4: Simplify right side
    620,630,120,691.21x = 577,772,620,063,806,689,640,448
  5. Step 5: Solve for x
    x = 577,772,620,063,806,689,640,448/620,630,120,691.21
  6. Step 6: Final answer
    x = 930,945,181,036.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.